Note 5 - Senior Credit Facility and Other Long Term Debt - Debt Outstanding (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Jun. 30, 2021
Total outstanding debt	$ 186	$ 3,639
Prepaid financing costs	0	(9)
Current portion of long term debt, net	(32)	(1,457)
Long term debt, net	$ 53	0
Capital Lease [Member]
Revolving advances under Senior Credit Facility with PNC Bank, National Association	0.00%
Convertible Debt [Member]
Current portion of long term debt, net	$ (32)	(1,457)
Current Portion of Long Term Debt and Long-term Debt Obligation [Member]
Total, Capital Lease Obligation	85	0
Revolving Advances [Member]
Notes Payable	$ 101	2,176
Revolving advances under Senior Credit Facility with PNC Bank, National Association	4.75%
Less: Revolving Advances	$ (101)	(2,173)
Installment Note with PNC Bank [Member]
Notes Payable	$ 0	$ 1,466
Revolving advances under Senior Credit Facility with PNC Bank, National Association	3.50%

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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